Portable sound system



FIG. 1 is a top, front perspective view of the design of a portable sound system of the present application;

FIG. 2 is a bottom rear perspective view of the design of FIG. 1;

FIG. 3 is a front elevational view of the design of FIG. 1;

FIG. 4 is a rear elevational view of the design in FIG. 1;

FIG. 5 is a top view of the design of FIG. 1;

FIG. 6 is a bottom view of the design of FIG. 1;

FIG. 7 is a side elevational view of the design of FIG. 1; and,

FIG. 8 is a side elevational view of the design of FIG. 1 taken from the opposite side of design relative to FIG. 7.

The elements depicted in broken lines in the figures are included for environmental purposes only, and form no part of the claimed design. 

CLAIM The ornamental design for a portable sound system, as shown and described. 